PlaySudoku.us
Easy
Medium
Hard
Expert
Evil
Learn
💡 Did you know?
2
4
7
8
3
7
4
6
9
3
5
1
5
9
4
8
6
3
6
3
5
1
8
4
2
7
✓ Completed!
00:00
⏸
2
3
7
4
4
6
3
7
8
9
5
1
9
8
6
5
4
3
6
3
4
5
1
2
8
7
1
2
3
4
5
6
7
8
9
✕
↩
Undo
✕
Erase
💡
Hint
💡 Did you know?